124 lines
5.2 KiB
Python
Executable File
124 lines
5.2 KiB
Python
Executable File
#!/usr/bin/python
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import sys
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import re
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import os
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import getopt
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import mysql.connector
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import argparse
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from mysql.connector import errorcode
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class SrsDataImporter:
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def get_args(self):
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parser = argparse.ArgumentParser(conflict_handler='resolve')
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parser.add_argument("-h", "--host", help="Connect to host", required=True)
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parser.add_argument("-P", "--port", help="Port number to use for connection", required=True)
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parser.add_argument("-p", "--password", default = '', help="Password of sys tenant")
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parser.add_argument("-f", "--file", help="The sql script for loading default spatial reference system data", required=True)
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parser.add_argument("-t", "--tenant", default='sys', help="Tenant for import data if not sys")
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args = parser.parse_args()
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self.host=args.host
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self.port=args.port
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self.pwd=args.password
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self.file_name=args.file
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self.tenant=args.tenant
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self.old_result_cnt = [0, 0]
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self.new_result_cnt = [0, 0]
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self.print_srs_sql = False;
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print "host:{0} port:{1} pwd:{2} file:{3}".format(self.host, self.port, self.pwd, self.file_name)
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def generate_sql(self):
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self.sql_list = []
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with open(self.file_name) as f_read:
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for line in f_read:
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if not line.isspace():
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self.sql_list.append(line)
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def connect_server(self):
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try:
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self.conn = mysql.connector.connect(user='root', password=self.pwd, host=self.host, port=self.port, database='mysql', connection_timeout=10)
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except mysql.connector.Error as err:
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print(err)
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exit("ERROR: failed to connect host")
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self.cur = self.conn.cursor(buffered=True)
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print "INFO: sucess to connect server {0}:{1}".format(self.host, self.port)
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try:
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sql = "select value from oceanbase.__all_sys_parameter where name = 'enable_upgrade_mode';"
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self.cur.execute(sql)
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print "INFO: execute sql -- {0}".format(sql)
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result = self.cur.fetchall()
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if 1 == len(result) and 1 == result[0][0]:
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self.upgrade_mode = True
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else:
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self.upgrade_mode = False
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sql = "select tenant_id from oceanbase.__all_tenant where tenant_name = '{0}';".format(str(self.tenant))
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print "INFO: execute sql -- {0}".format(sql)
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self.cur.execute(sql)
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result = self.cur.fetchall()
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if 1 == len(result):
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print "tenant_id = {0}".format(str(result[0][0]))
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self.tenant_id = result[0][0]
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else:
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print "multiple tenants with the same name, tenant_name: '{0}'".format(self.tenant)
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if False == self.upgrade_mode and self.tenant_id != 1:
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sql = "commit"
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self.cur.execute(sql)
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sql = "alter system change tenant " + str(self.tenant)
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print "INFO: execute sql -- {0}".format(sql)
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self.cur.execute(sql)
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except mysql.connector.Error as err:
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print("ERROR: " + sql)
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print(err);
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exit("ERROR: failed to import srs data")
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def execute_sql(self):
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try:
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for sql in self.sql_list:
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if self.print_srs_sql == True:
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print "INFO: execute sql -- {0}".format(sql)
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self.cur.execute(sql)
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except mysql.connector.Error as err:
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print("ERROR: " + sql)
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print(err);
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self.conn.rollback()
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print("ERROR: failed to import srs data")
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else:
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print("INFO: succeed to import srs data")
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def execute_prepare_execute(self, table_name, idx):
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try:
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self.cur.execute("select count(*) from {0}".format(table_name))
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result = self.cur.fetchone()
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self.old_result_cnt[idx] = result[0]
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print "INFO: {0} old result rows -- {1}".format(table_name, self.old_result_cnt[idx])
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except mysql.connector.Error as err:
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print(err);
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exit("ERROR: failed to import srs data")
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def prepare_execute(self):
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self.execute_prepare_execute("oceanbase.__all_spatial_reference_systems", 0)
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def execute_check_sql(self, table_name, idx):
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self.cur.execute("select count(*) from {0}".format(table_name))
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result = self.cur.fetchone()
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self.new_result_cnt[idx] = result[0]
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print "INFO: {0} old result rows -- {1}".format(table_name, self.old_result_cnt[idx])
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print "INFO: {0} new result rows -- {1}".format(table_name, self.new_result_cnt[idx])
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def check_result(self):
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self.execute_check_sql("oceanbase.__all_spatial_reference_systems", 0)
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def main():
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srs_data_importer = SrsDataImporter()
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srs_data_importer.get_args()
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srs_data_importer.connect_server()
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if False == srs_data_importer.upgrade_mode:
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srs_data_importer.generate_sql()
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srs_data_importer.prepare_execute()
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srs_data_importer.execute_sql()
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srs_data_importer.check_result()
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else:
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print("ERROR: cannot import srs data when upgrade_mode is true")
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if __name__ == "__main__":
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main()
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